31210 (1998 BX7)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5020349390 ± 8.09e-09
Semi-major axis (a)2.6064392742 AU ± 1.26e-09
Inclination (i)8.95606879° ± 1.66e-06
Long. of Asc. Node (Ω)144.86834382° ± 7.44e-06
Arg. of Perihelion (ω)271.46446802° ± 8.48e-06
Mean Anomaly (M)251.11509217° ± 1.87e-06
Mean Motion (n)0.2342291054°/day ± 1.70e-10
Perihelion dist (q)1.29791569 AU ± 2.11e-08
Aphelion dist (Q)3.91496286 AU ± 2.12e-08
Orbital Period4.20795819 yr ± 3.06e-09
Physical Parameters
H (abs. magnitude)16.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.241″
Uncertainty0
Orbit TypeAmor
MOID0.355410 AU
Observations Used1338
Oppositions53
Arc Total1955-2025
First Observation Used1955-11-23
Last Observation Used2025-06-17
Observations (1500)
Date Type RA Dec Mag Band Observatory
1955-11-23 10:20:59 07 21 41.99 -01 56 38.5 261
1955-11-23 11:05:59 07 21 43.83 -01 56 42.2 261
1980-10-02 10:40:30 22 18 10.65 -20 49 06.8 260
1980-10-02 11:04:26 22 18 10.30 -20 49 17.4 260
1980-10-02 11:52:19 22 18 09.62 -20 49 38.1 260
1980-10-05 10:41:40 22 17 37.16 -21 21 14.7 260
1980-10-05 11:46:40 22 17 36.61 -21 21 40.8 260
1998-01-24 10:25:24 C 09 41 02.49 +09 26 32.1 c 566
1998-01-24 10:40:37 C 09 41 01.83 +09 26 41.4 c 566
1998-01-24 10:54:40 C 09 41 01.21 +09 26 50.0 c 566
1998-01-25 10:19:02 C 09 40 03.86 +09 41 14.0 c 566
1998-01-25 10:32:57 C 09 40 03.23 +09 41 22.2 c 566
1998-01-25 10:47:10 C 09 40 02.60 +09 41 31.3 c 566
1998-01-28 09:25:31 C 09 37 04.10 +10 25 16.3 c 566
1998-01-28 09:40:01 C 09 37 03.45 +10 25 25.5 c 566
1998-01-28 09:56:58 C 09 37 02.67 +10 25 36.1 c 566
1998-01-29 09:24:08 C 09 36 02.12 +10 40 11.1 c 566
1998-01-29 09:38:00 C 09 36 01.50 +10 40 19.8 c 566
1998-01-29 09:52:59 C 09 36 00.79 +10 40 29.2 c 566
1998-01-29 22:11:43 C 09 35 28.72 +10 48 03.4 046
1998-01-29 22:14:45 C 09 35 28.59 +10 48 05.3 046
1998-01-29 22:17:36 C 09 35 28.46 +10 48 07.1 046
1998-01-30 03:10:34 C 09 35 16.12 +10 51 10.0 z 734
1998-01-30 03:38:47 C 09 35 14.79 +10 51 27.6 z 734
1998-01-30 04:44:28 C 09 35 11.90 +10 52 09.9 z 734
1998-01-30 16:55:38 C 09 34 39.45 +10 59 44.0 z 900
1998-01-30 17:23:52 C 09 34 38.13 +11 00 02.0 z 900
1998-01-31 21:35:49 C 09 33 24.76 +11 17 28.7 557
1998-01-31 21:38:11 C 09 33 24.66 +11 17 30.3 557
1998-01-31 21:40:32 C 09 33 24.57 +11 17 31.8 557
1998-01-31 21:42:52 C 09 33 24.44 +11 17 33.3 557
1998-01-31 23:07:47 C 09 33 20.56 +11 18 26.3 046
1998-01-31 23:11:32 C 09 33 20.41 +11 18 28.5 046
1998-01-31 23:14:14 C 09 33 20.26 +11 18 29.9 046
1998-02-01 11:37:21 C 09 32 48.15 +11 26 22.6 z 422
1998-02-01 11:39:26 C 09 32 48.05 +11 26 24.6 z 422
1998-02-01 11:41:32 C 09 32 48.00 +11 26 25.0 z 422
1998-02-03 22:12:44 C 09 30 14.30 +12 02 07.0 046
1998-02-03 22:14:31 C 09 30 14.22 +12 02 08.2 046
1998-02-03 22:16:50 C 09 30 14.11 +12 02 09.5 046
1998-02-03 22:19:06 C 09 30 14.00 +12 02 10.9 046
1998-02-04 16:43:59 C 09 29 25.65 +12 13 24.7 360
1998-02-04 16:51:44 C 09 29 25.30 +12 13 29.2 360
1998-02-04 16:59:00 C 09 29 24.96 +12 13 33.9 360
1998-02-04 22:12:30 C 09 29 11.82 +12 16 41.9 z 587
1998-02-04 22:20:29 C 09 29 11.46 +12 16 46.4 z 587
1998-02-06 22:22:21 C 09 27 07.47 +12 45 30.9 046
1998-02-06 22:26:05 C 09 27 07.31 +12 45 33.0 046
1998-02-06 22:28:04 C 09 27 07.22 +12 45 34.2 046
1998-02-08 01:20:32 C 09 25 58.59 +13 01 23.4 z 118